/*
 * Copyright 2010 Swiz Framework Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package org.swizframework.utils.async
{
	import flash.events.Event;
	import flash.events.IEventDispatcher;
	import flash.events.IOErrorEvent;
	import flash.events.SecurityErrorEvent;
	
	import mx.rpc.IResponder;
	
	public class AsynchronousIOOperation extends AbstractAsynchronousDispatcherOperation implements IAsynchronousOperation
	{
		// ========================================
		// constructor
		// ========================================
		
		/**
		 * Constructor.
		 */
		public function AsynchronousIOOperation( dispatcher:IEventDispatcher ):void
		{
			super( dispatcher );
		}
		
		// ========================================
		// protected methods
		// ========================================
		
		/**
		 * Add Event listeners to the specified dispatcher.
		 */
		override protected function addEventListeners( dispatcher:IEventDispatcher ):void
		{
			dispatcher.addEventListener(Event.CANCEL, failHandler);
			dispatcher.addEventListener(Event.COMPLETE, completeHandler);
			dispatcher.addEventListener(IOErrorEvent.IO_ERROR, failHandler);
			dispatcher.addEventListener(SecurityErrorEvent.SECURITY_ERROR, failHandler);
		}
		
		/**
		 * Remove Event listeners from the specified dispatcher.
		 */
		override protected function removeEventListeners( dispatcher:IEventDispatcher ):void
		{
			dispatcher.removeEventListener(Event.CANCEL, failHandler);
			dispatcher.removeEventListener(Event.COMPLETE, completeHandler);
			dispatcher.removeEventListener(IOErrorEvent.IO_ERROR, failHandler);
			dispatcher.removeEventListener(SecurityErrorEvent.SECURITY_ERROR, failHandler);			
		}
	}
}